56607208531 has 2 divisors, whose sum is σ = 56607208532. Its totient is φ = 56607208530.

The previous prime is 56607208523. The next prime is 56607208627. The reversal of 56607208531 is 13580270665.

56607208531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56607208531 - 2³ = 56607208523 is a prime.

It is a super-2 number, since 2×56607208531² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56607208501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28303604265 + 28303604266.

It is an arithmetic number, because the mean of its divisors is an integer number (28303604266).

Almost surely, 2^56607208531 is an apocalyptic number.

56607208531 is a deficient number, since it is larger than the sum of its proper divisors (1).

56607208531 is an equidigital number, since it uses as much as digits as its factorization.

56607208531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 56607208531 in words is "fifty-six billion, six hundred seven million, two hundred eight thousand, five hundred thirty-one".